that drew a dramatic appeal from gabrielle giffords.)1 >> too many children are dying. too many children. we must do something. >> the hearing included testimony from the national rifle association. the vice president says it rejects bans on some assault weapons and bans president obama support. >> republicans have a proposal to make schools safer. and that is stirring up a lot of controversy. nannette miranda has the story tonight from sacramento. >> invoking the name of vicky soto, the teacher killed in the sandy hook massacre, while using her body to shield students. a group of lawmakers proposed a school marshal program to protect campuses from gunmen mod yeld after air marshal who's guard against terrorism and staffers from janitor to principal could be skparmd no ÷ how many are carrying a gun. >> we have a more yap yal obligation that the next vicky soto faced with inexpoliticable even,,s"z that e she not be leftézq+ defenseless. >> school marshals would have to pass a background check to get a concealed weapons permit. one bill would alout use of education fund